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首页> 外文期刊>Comparative biochemistry and physiology, Part C. Pharmacology, toxicology and endocrinology: An international journal >Histopathological changes in gills of the estuarine crab Chasmagnathus granulata (Crustacea-Decapoda) following acute exposure to ammonia
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Histopathological changes in gills of the estuarine crab Chasmagnathus granulata (Crustacea-Decapoda) following acute exposure to ammonia

机译:急性暴露于氨后河口蟹Chasmagnathus granulata(甲壳纲-十足目)g的组织病理学变化

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Histopathological effects of ammonia on the gills of the estuarine crab Chasmagnathus granulata (Dana, 1851) were evaluated after acute exposure to ammonia concentrations around LC50 value (17.85 Mm). Disruption of Pilaster cells and a subsequent collapse of gill lamellae were the main effects observed. Ephitelial necrosis and hyperplasia were also detected. Significant (P < 0.05) increases in pCO(2) and lactate, and significant decreases of pO(2) were detected in the haemolymph of ammonia-exposed crabs. These changes suggest that the observed histopathological damage affected gas exchange, possibly leading to death. (C) 2000 Elsevier Science Inc. All rights reserved. [References: 18]
机译:在急性暴露于LC50值(17.85 Mm)左右的氨浓度后,评估了氨对河口蟹Chasmagnathus granulata D(Dana,1851)的组织病理学影响。观察到的主要影响是Pilaster细胞的破裂和g片的随后塌陷。上皮坏死和增生也被检测到。在暴露于氨的螃蟹的血淋巴中,pCO(2)和乳酸盐显着(P <0.05)增加,并且pO(2)显着减少。这些变化表明观察到的组织病理学损害影响了气体交换,可能导致死亡。 (C)2000 Elsevier Science Inc.保留所有权利。 [参考:18]

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